Answer:
A. Exposition
Explanation:
Exposition is a literary device used to introduce background information about <em>events</em>, <em>settings</em>, <em>characters</em>, or other elements of a work to the audience or readers. ... Exposition is crucial to any story, for without it nothing makes sense.
Before writing anything, you must understand what you're writing about, or your topic. If you're writing a persuasive essay on why people should eat more kumquats, well you have to find out what kumquats are, firstly. Of course, you also have to understand your thesis. Without a strong thesis your essay will leave a lot to be desired
<span>C. Gideon’s position as a tribal medicine man dictates that he not betray the secret to outsiders.</span>
There's not always an adjective in a prepositional phrase, but if there is one, it's the word before the noun.
EX: He walked through the large entrance.
Prepositional phrase- through the large entrance
Preposition- through
Object of the preposition (noun)- door
Adjective- heavy
Hope this helps!